Turbocharger Mercedes W204 W211 OM646 Diesel Turbo Charger A6460900080

The Mercedes W204 W211 OM646 Diesel Turbo Charger is an original equipment turbocharger component designed for the OM646 diesel engines used in the popular Mercedes C-Class W204 and E-Class W211 models. A used turbocharger from the Turbochargers and Parts category allows for technically correct repair of the turbocharger system without having to resort to aftermarket parts of unknown origin.

Specifications and technical data

• SKU: A6460900980
• Mark: Mercedes (Genuine OE)
• Condition: Used
• OEM Part Number: A6460900980
• Substitutable numbers: A6460900980, A 646 090 09 80
• Location on the vehicle: Front
• Fuel type: Diesel
• Category: Turbos & Parts

Purpose and application in the OM646 engine

This turbocharger for Mercedes-Benz OM646 engines works with the diesel engine, ensuring adequate boost throughout the entire RPM range. The component is mounted at the front of the vehicle, within the engine compartment, facilitating service access and diagnostics. Using an original turbocharger from this series allows the engine to maintain its factory operating parameters, including proper torque characteristics and smooth operation.

Construction and operating characteristics

This turbocharger belongs to a specialized category of turbochargers and parts, designed for demanding Mercedes diesel engines. The design is based on a classic compressor-turbine system that uses exhaust gas energy to compress intake air. This allows the OM646 engine to achieve higher efficiency, better dynamics at low and mid-range revs, and stable performance on the highway.

Original workmanship ensures:

• correct fit to the exhaust and intake manifold,
• compatibility with factory engine accessories (oil lines, intake lines, mountings),
• appropriate compression characteristics adapted to the OM646 diesel engine.

Benefits of using an original used turbocharger

Choosing a used turbocharger for your Mercedes C-Class W204 or E-Class W211 is a solution that allows you to combine a reasonable repair cost with maintaining factory specifications. A genuine Mercedes component is designed for the specific engine and body, minimizing the risk of installation issues and turbocharging system malfunctions.

The key advantages of this solution include:

• factory fit for OM646 unit and exhaust/intake system,
• maintaining the stock power and torque characteristics,
• no need for installation modifications or additional mechanical adaptations.

Technical condition and assembly aspects

The turbocharger is offered as a used part, meaning that a standard inspection at a specialized service center (checking for clearances, leaks, and rotor and housing condition) is recommended prior to installation. A properly verified component allows for the safe restoration of the turbocharging system in Mercedes W204 and W211 diesel vehicles.

During installation, it is worth paying attention to:

• proper venting and filling of the oil system,
• checking the condition of oil and intake pipes,
• cleanliness of the intake system and air and oil filtration.

Turbocharger selection and technical support

To select the correct turbocharger for a Mercedes with an OM646 engine, it's worth verifying compatibility with the specific body and engine version using the OEM part number and interchangeable part numbers available in the technical specifications. This helps avoid compatibility issues and ensures proper operation of the turbocharger system after installation.

If you're also interested in other turbochargers for Mercedes, check out our dedicated category: Mercedes Turbochargers . There you'll find a wide selection of turbocharger components tailored to various models and generations.

Technical knowledge and the purchase of used components

When planning a drivetrain repair or upgrade, it's worth expanding your knowledge of selecting used components for other key areas of the vehicle. This is especially important for components that affect handling and safety. See our blog article , "Stock vs. Sport Suspension" and "Selecting Used Suspension Parts ," to better understand how to wisely choose used components and apply these principles to your supercharger components.